Drinking water source
“Plain Talk About Drinking Water?? from the American Water Works Association, of Denver, provides up-to-the-minute information and statistics on every area of drinking water from health, safety and treatment to testing, conservation and federal regulations. This concise text also breaks down complex ideas and keeps it simple so consumers aren’t intimidated by the text. With over two dozen new questions and 20 modified and updated answers to existing questions, the fourth edition is more valuable than ever.